Posted by Lilwolf on February 21, 2002 at 21:16:06:
In Reply to: Happs 3" or 4.5" trackball? posted by Dave K. on February 21, 2002 at 16:26:49:
the 4.5" trackball is pretty new.
most large trackballs are the 3"
most small ones are the 2" (centipede was 2" I'm pretty sure, and missle command was 3)